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21-11-2013 20:43

Enrique Rubio Enrique Rubio

Dear friends On last summer I have found several

29-11-2013 08:17

Nicolas VAN VOOREN Nicolas VAN VOOREN

Une autre pézize venant du Portugal dont les cara

28-11-2013 16:21

Joop van der Lee Joop van der Lee

Found on cow dung.There are some items that do not

29-11-2013 10:00

Stefan Blaser

Hello everybody I would like to have your opinion

23-11-2013 20:55

Björn Wergen Björn Wergen

Hi friends,I have an unknown Sordariomycete specie

27-11-2013 18:23

Jean-Luc Ranger

Bonjour à tous,J'ai trouvé ce specimen isolé no

27-11-2013 17:21

Joop van der Lee Joop van der Lee

Found on sheep dung,Fruitbody: 865.14x427.46 um; b

27-11-2013 16:20

Joop van der Lee Joop van der Lee

Found on cow dung,Fruitbody almost circular with a

26-11-2013 23:29

Kees van den Berg Kees van den Berg

Hello This is me first post on this forumI found t

26-11-2013 21:23

Ralph Vandiest Ralph Vandiest

Hello,I found this species on a small branch of pi

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Diaporthoid fungus - need help in identification
Ivana Kusan, 30-05-2012 16:03
Dear Pyreno-friends,

Does anyone have an idea what this fungus might be? Substrate is decorticated trunk of Fagus sylvatica in a forest of Abies alba, Fagus sylvatica, Acer pseudoplatanus and Picea abies. Living ascospores measure 11,7-16,5/6,3-7,1 microns. Spores rapidly die in IKI and are 4,5-6,0 microns wide. Visibility of the apical ring was only enhanced by IKI in water but seemingly with only grey shade and without blue colouration. We consulted Munk (1957), RWG Dennis (1980) and Wehmeyer (1933).


Nice regards to all,


Ivana


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Alex Akulov, 30-05-2012 17:01
Alex Akulov
Re : Diaporthoid fungus - need help in identification

Dear Ivana


I think, you have Eutypa flavovirens with associated fungicolous fungus Didymosphaeria conoidea


Alex

Alex Akulov, 30-05-2012 17:02
Alex Akulov
Re : Diaporthoid fungus - need help in identification
Description
Ivana Kusan, 30-05-2012 17:15
Re : Diaporthoid fungus - need help in identification
Dear Alex,

:-))) Thank you for your help! When we cut stroma with perithecia we thought it is Eutypa flavovirens because of the green colour. But, we didn't see any Eutypa spores! Only this Didymosphaeria.... It's obvoius now why we couldn't find anything with these characters in the literature.
 
Best regards,

Ivana
Björn Wergen, 03-06-2012 12:39
Björn Wergen
Re : Diaporthoid fungus - need help in identification
I do not think this one is Didymosphaeria conoidea. The species grows on or in old Leptosphaeria (doliolum) fruitbodies and has smaller, brown ascospores. I have found it once (see attached photo).

regards,
björn
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Ivana Kusan, 04-06-2012 20:53
Re : Diaporthoid fungus - need help in identification
Hi Björn,

Thanks for your kind reply. All spores were hyaline and smooth. ?Also quite larger than in description attached by Alex.

Ivana